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Diffstat (limited to 'toolkit/components/telemetry/app/TelemetryEnvironment.sys.mjs')
| -rw-r--r-- | toolkit/components/telemetry/app/TelemetryEnvironment.sys.mjs | 2134 |
1 files changed, 2134 insertions, 0 deletions
diff --git a/toolkit/components/telemetry/app/TelemetryEnvironment.sys.mjs b/toolkit/components/telemetry/app/TelemetryEnvironment.sys.mjs new file mode 100644 index 0000000000..302a4040b3 --- /dev/null +++ b/toolkit/components/telemetry/app/TelemetryEnvironment.sys.mjs @@ -0,0 +1,2134 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +import { Log } from "resource://gre/modules/Log.sys.mjs"; + +import { TelemetryUtils } from "resource://gre/modules/TelemetryUtils.sys.mjs"; + +import { ObjectUtils } from "resource://gre/modules/ObjectUtils.sys.mjs"; +import { AppConstants } from "resource://gre/modules/AppConstants.sys.mjs"; +import { UpdateUtils } from "resource://gre/modules/UpdateUtils.sys.mjs"; + +const Utils = TelemetryUtils; + +import { + AddonManager, + AddonManagerPrivate, +} from "resource://gre/modules/AddonManager.sys.mjs"; + +const lazy = {}; + +ChromeUtils.defineESModuleGetters(lazy, { + AttributionCode: "resource:///modules/AttributionCode.sys.mjs", + ProfileAge: "resource://gre/modules/ProfileAge.sys.mjs", + WindowsRegistry: "resource://gre/modules/WindowsRegistry.sys.mjs", + WindowsVersionInfo: + "resource://gre/modules/components-utils/WindowsVersionInfo.sys.mjs", +}); + +ChromeUtils.defineLazyGetter(lazy, "fxAccounts", () => { + return ChromeUtils.importESModule( + "resource://gre/modules/FxAccounts.sys.mjs" + ).getFxAccountsSingleton(); +}); + +// The maximum length of a string (e.g. description) in the addons section. +const MAX_ADDON_STRING_LENGTH = 100; +// The maximum length of a string value in the settings.attribution object. +const MAX_ATTRIBUTION_STRING_LENGTH = 100; +// The maximum lengths for the experiment id and branch in the experiments section. +const MAX_EXPERIMENT_ID_LENGTH = 100; +const MAX_EXPERIMENT_BRANCH_LENGTH = 100; +const MAX_EXPERIMENT_TYPE_LENGTH = 20; +const MAX_EXPERIMENT_ENROLLMENT_ID_LENGTH = 40; + +/** + * This is a policy object used to override behavior for testing. + */ +// eslint-disable-next-line no-unused-vars +export var Policy = { + now: () => new Date(), + _intlLoaded: false, + _browserDelayedStartup() { + if (Policy._intlLoaded) { + return Promise.resolve(); + } + return new Promise(resolve => { + let startupTopic = "browser-delayed-startup-finished"; + Services.obs.addObserver(function observer(subject, topic) { + if (topic == startupTopic) { + Services.obs.removeObserver(observer, startupTopic); + resolve(); + } + }, startupTopic); + }); + }, +}; + +// This is used to buffer calls to setExperimentActive and friends, so that we +// don't prematurely initialize our environment if it is called early during +// startup. +var gActiveExperimentStartupBuffer = new Map(); + +var gGlobalEnvironment; +function getGlobal() { + if (!gGlobalEnvironment) { + gGlobalEnvironment = new EnvironmentCache(); + } + return gGlobalEnvironment; +} + +export var TelemetryEnvironment = { + get currentEnvironment() { + return getGlobal().currentEnvironment; + }, + + onInitialized() { + return getGlobal().onInitialized(); + }, + + delayedInit() { + return getGlobal().delayedInit(); + }, + + registerChangeListener(name, listener) { + return getGlobal().registerChangeListener(name, listener); + }, + + unregisterChangeListener(name) { + return getGlobal().unregisterChangeListener(name); + }, + + /** + * Add an experiment annotation to the environment. + * If an annotation with the same id already exists, it will be overwritten. + * This triggers a new subsession, subject to throttling. + * + * @param {String} id The id of the active experiment. + * @param {String} branch The experiment branch. + * @param {Object} [options] Optional object with options. + * @param {String} [options.type=false] The specific experiment type. + * @param {String} [options.enrollmentId=undefined] The id of the enrollment. + */ + setExperimentActive(id, branch, options = {}) { + if (gGlobalEnvironment) { + gGlobalEnvironment.setExperimentActive(id, branch, options); + } else { + gActiveExperimentStartupBuffer.set(id, { branch, options }); + } + }, + + /** + * Remove an experiment annotation from the environment. + * If the annotation exists, a new subsession will triggered. + * + * @param {String} id The id of the active experiment. + */ + setExperimentInactive(id) { + if (gGlobalEnvironment) { + gGlobalEnvironment.setExperimentInactive(id); + } else { + gActiveExperimentStartupBuffer.delete(id); + } + }, + + /** + * Returns an object containing the data for the active experiments. + * + * The returned object is of the format: + * + * { + * "<experiment id>": { branch: "<branch>" }, + * // … + * } + */ + getActiveExperiments() { + if (gGlobalEnvironment) { + return gGlobalEnvironment.getActiveExperiments(); + } + + const result = {}; + for (const [id, { branch }] of gActiveExperimentStartupBuffer.entries()) { + result[id] = branch; + } + return result; + }, + + shutdown() { + return getGlobal().shutdown(); + }, + + // Policy to use when saving preferences. Exported for using them in tests. + // Reports "<user-set>" if there is a value set on the user branch + RECORD_PREF_STATE: 1, + + // Reports the value set on the user branch, if one is set + RECORD_PREF_VALUE: 2, + + // Reports the active value (set on either the user or default branch) + // for this pref, if one is set + RECORD_DEFAULTPREF_VALUE: 3, + + // Reports "<set>" if a value for this pref is defined on either the user + // or default branch + RECORD_DEFAULTPREF_STATE: 4, + + // Testing method + async testWatchPreferences(prefMap) { + return getGlobal()._watchPreferences(prefMap); + }, + + /** + * Intended for use in tests only. + * + * In multiple tests we need a way to shut and re-start telemetry together + * with TelemetryEnvironment. This is problematic due to the fact that + * TelemetryEnvironment is a singleton. We, therefore, need this helper + * method to be able to re-set TelemetryEnvironment. + */ + testReset() { + return getGlobal().reset(); + }, + + /** + * Intended for use in tests only. + */ + testCleanRestart() { + getGlobal().shutdown(); + gGlobalEnvironment = null; + gActiveExperimentStartupBuffer = new Map(); + return getGlobal(); + }, +}; + +const RECORD_PREF_STATE = TelemetryEnvironment.RECORD_PREF_STATE; +const RECORD_PREF_VALUE = TelemetryEnvironment.RECORD_PREF_VALUE; +const RECORD_DEFAULTPREF_VALUE = TelemetryEnvironment.RECORD_DEFAULTPREF_VALUE; +const RECORD_DEFAULTPREF_STATE = TelemetryEnvironment.RECORD_DEFAULTPREF_STATE; +const DEFAULT_ENVIRONMENT_PREFS = new Map([ + ["app.feedback.baseURL", { what: RECORD_PREF_VALUE }], + ["app.support.baseURL", { what: RECORD_PREF_VALUE }], + ["accessibility.browsewithcaret", { what: RECORD_PREF_VALUE }], + ["accessibility.force_disabled", { what: RECORD_PREF_VALUE }], + ["app.normandy.test-prefs.bool", { what: RECORD_PREF_VALUE }], + ["app.normandy.test-prefs.integer", { what: RECORD_PREF_VALUE }], + ["app.normandy.test-prefs.string", { what: RECORD_PREF_VALUE }], + ["app.shield.optoutstudies.enabled", { what: RECORD_PREF_VALUE }], + ["app.update.interval", { what: RECORD_PREF_VALUE }], + ["app.update.service.enabled", { what: RECORD_PREF_VALUE }], + ["app.update.silent", { what: RECORD_PREF_VALUE }], + ["browser.cache.disk.enable", { what: RECORD_PREF_VALUE }], + ["browser.cache.disk.capacity", { what: RECORD_PREF_VALUE }], + ["browser.cache.memory.enable", { what: RECORD_PREF_VALUE }], + ["browser.formfill.enable", { what: RECORD_PREF_VALUE }], + ["browser.migrate.interactions.bookmarks", { what: RECORD_PREF_VALUE }], + ["browser.migrate.interactions.csvpasswords", { what: RECORD_PREF_VALUE }], + ["browser.migrate.interactions.history", { what: RECORD_PREF_VALUE }], + ["browser.migrate.interactions.passwords", { what: RECORD_PREF_VALUE }], + ["browser.newtabpage.enabled", { what: RECORD_PREF_VALUE }], + ["browser.privatebrowsing.autostart", { what: RECORD_PREF_VALUE }], + ["browser.shell.checkDefaultBrowser", { what: RECORD_PREF_VALUE }], + ["browser.search.region", { what: RECORD_PREF_VALUE }], + ["browser.search.suggest.enabled", { what: RECORD_PREF_VALUE }], + ["browser.search.widget.inNavBar", { what: RECORD_DEFAULTPREF_VALUE }], + ["browser.startup.homepage", { what: RECORD_PREF_STATE }], + ["browser.startup.page", { what: RECORD_PREF_VALUE }], + ["browser.urlbar.autoFill", { what: RECORD_DEFAULTPREF_VALUE }], + [ + "browser.urlbar.autoFill.adaptiveHistory.enabled", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + [ + "browser.urlbar.dnsResolveSingleWordsAfterSearch", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + [ + "browser.urlbar.quicksuggest.onboardingDialogChoice", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + [ + "browser.urlbar.quicksuggest.dataCollection.enabled", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + ["browser.urlbar.showSearchSuggestionsFirst", { what: RECORD_PREF_VALUE }], + ["browser.urlbar.showSearchTerms.enabled", { what: RECORD_PREF_VALUE }], + [ + "browser.urlbar.suggest.quicksuggest.nonsponsored", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + [ + "browser.urlbar.suggest.quicksuggest.sponsored", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + ["browser.urlbar.suggest.searches", { what: RECORD_PREF_VALUE }], + ["devtools.chrome.enabled", { what: RECORD_PREF_VALUE }], + ["devtools.debugger.enabled", { what: RECORD_PREF_VALUE }], + ["devtools.debugger.remote-enabled", { what: RECORD_PREF_VALUE }], + ["doh-rollout.doorhanger-decision", { what: RECORD_PREF_VALUE }], + ["dom.ipc.processCount", { what: RECORD_PREF_VALUE }], + ["dom.max_script_run_time", { what: RECORD_PREF_VALUE }], + ["dom.popup_allowed_events", { what: RECORD_PREF_VALUE }], + ["editor.truncate_user_pastes", { what: RECORD_PREF_VALUE }], + ["extensions.InstallTrigger.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.InstallTriggerImpl.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.autoDisableScopes", { what: RECORD_PREF_VALUE }], + ["extensions.blocklist.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.enabledScopes", { what: RECORD_PREF_VALUE }], + ["extensions.eventPages.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.formautofill.addresses.enabled", { what: RECORD_PREF_VALUE }], + [ + "extensions.formautofill.addresses.capture.enabled", + { what: RECORD_PREF_VALUE }, + ], + ["extensions.formautofill.creditCards.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.manifestV3.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.quarantinedDomains.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.strictCompatibility", { what: RECORD_PREF_VALUE }], + ["extensions.update.enabled", { what: RECORD_PREF_VALUE }], + ["extensions.update.url", { what: RECORD_PREF_VALUE }], + ["extensions.update.background.url", { what: RECORD_PREF_VALUE }], + ["extensions.screenshots.disabled", { what: RECORD_PREF_VALUE }], + ["general.config.filename", { what: RECORD_DEFAULTPREF_STATE }], + ["general.smoothScroll", { what: RECORD_PREF_VALUE }], + ["gfx.direct2d.disabled", { what: RECORD_PREF_VALUE }], + ["gfx.direct2d.force-enabled", { what: RECORD_PREF_VALUE }], + ["gfx.webrender.all", { what: RECORD_PREF_VALUE }], + ["layers.acceleration.disabled", { what: RECORD_PREF_VALUE }], + ["layers.acceleration.force-enabled", { what: RECORD_PREF_VALUE }], + ["layers.async-pan-zoom.enabled", { what: RECORD_PREF_VALUE }], + ["layers.async-video-oop.enabled", { what: RECORD_PREF_VALUE }], + ["layers.d3d11.disable-warp", { what: RECORD_PREF_VALUE }], + ["layers.d3d11.force-warp", { what: RECORD_PREF_VALUE }], + [ + "layers.offmainthreadcomposition.force-disabled", + { what: RECORD_PREF_VALUE }, + ], + ["layers.prefer-d3d9", { what: RECORD_PREF_VALUE }], + ["layers.prefer-opengl", { what: RECORD_PREF_VALUE }], + ["layout.css.devPixelsPerPx", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.enabled", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastInstallFailed", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastInstallFailReason", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastInstallStart", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastDownload", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastDownloadFailed", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastDownloadFailReason", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.lastUpdate", { what: RECORD_PREF_VALUE }], + ["media.gmp-gmpopenh264.visible", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.enabled", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastInstallFailed", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastInstallFailReason", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastInstallStart", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastDownload", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastDownloadFailed", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastDownloadFailReason", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.lastUpdate", { what: RECORD_PREF_VALUE }], + ["media.gmp-widevinecdm.visible", { what: RECORD_PREF_VALUE }], + ["media.gmp-manager.lastCheck", { what: RECORD_PREF_VALUE }], + ["media.gmp-manager.lastEmptyCheck", { what: RECORD_PREF_VALUE }], + ["network.http.windows-sso.enabled", { what: RECORD_PREF_VALUE }], + ["network.proxy.autoconfig_url", { what: RECORD_PREF_STATE }], + ["network.proxy.http", { what: RECORD_PREF_STATE }], + ["network.proxy.ssl", { what: RECORD_PREF_STATE }], + ["network.trr.mode", { what: RECORD_PREF_VALUE }], + ["network.trr.strict_native_fallback", { what: RECORD_DEFAULTPREF_VALUE }], + ["pdfjs.disabled", { what: RECORD_PREF_VALUE }], + ["places.history.enabled", { what: RECORD_PREF_VALUE }], + ["privacy.firstparty.isolate", { what: RECORD_PREF_VALUE }], + ["privacy.resistFingerprinting", { what: RECORD_PREF_VALUE }], + ["privacy.fingerprintingProtection", { what: RECORD_PREF_VALUE }], + ["privacy.fingerprintingProtection.pbmode", { what: RECORD_PREF_VALUE }], + ["privacy.trackingprotection.enabled", { what: RECORD_PREF_VALUE }], + ["privacy.donottrackheader.enabled", { what: RECORD_PREF_VALUE }], + ["security.enterprise_roots.auto-enabled", { what: RECORD_PREF_VALUE }], + ["security.enterprise_roots.enabled", { what: RECORD_PREF_VALUE }], + ["security.pki.mitm_detected", { what: RECORD_PREF_VALUE }], + ["security.mixed_content.block_active_content", { what: RECORD_PREF_VALUE }], + ["security.mixed_content.block_display_content", { what: RECORD_PREF_VALUE }], + ["security.tls.version.enable-deprecated", { what: RECORD_PREF_VALUE }], + ["signon.management.page.breach-alerts.enabled", { what: RECORD_PREF_VALUE }], + ["signon.autofillForms", { what: RECORD_PREF_VALUE }], + ["signon.generation.enabled", { what: RECORD_PREF_VALUE }], + ["signon.rememberSignons", { what: RECORD_PREF_VALUE }], + ["signon.firefoxRelay.feature", { what: RECORD_PREF_VALUE }], + ["toolkit.telemetry.pioneerId", { what: RECORD_PREF_STATE }], + [ + "widget.content.gtk-high-contrast.enabled", + { what: RECORD_DEFAULTPREF_VALUE }, + ], + ["xpinstall.signatures.required", { what: RECORD_PREF_VALUE }], + ["nimbus.debug", { what: RECORD_PREF_VALUE }], +]); + +if (AppConstants.platform == "linux" || AppConstants.platform == "macosx") { + DEFAULT_ENVIRONMENT_PREFS.set( + "intl.ime.use_composition_events_for_insert_text", + { what: RECORD_PREF_VALUE } + ); +} + +const LOGGER_NAME = "Toolkit.Telemetry"; + +const PREF_BLOCKLIST_ENABLED = "extensions.blocklist.enabled"; +const PREF_DISTRIBUTION_ID = "distribution.id"; +const PREF_DISTRIBUTION_VERSION = "distribution.version"; +const PREF_DISTRIBUTOR = "app.distributor"; +const PREF_DISTRIBUTOR_CHANNEL = "app.distributor.channel"; +const PREF_APP_PARTNER_BRANCH = "app.partner."; +const PREF_PARTNER_ID = "mozilla.partner.id"; + +const COMPOSITOR_CREATED_TOPIC = "compositor:created"; +const COMPOSITOR_PROCESS_ABORTED_TOPIC = "compositor:process-aborted"; +const DISTRIBUTION_CUSTOMIZATION_COMPLETE_TOPIC = + "distribution-customization-complete"; +const GFX_FEATURES_READY_TOPIC = "gfx-features-ready"; +const SEARCH_ENGINE_MODIFIED_TOPIC = "browser-search-engine-modified"; +const SEARCH_SERVICE_TOPIC = "browser-search-service"; +const SESSIONSTORE_WINDOWS_RESTORED_TOPIC = "sessionstore-windows-restored"; +const PREF_CHANGED_TOPIC = "nsPref:changed"; +const GMP_PROVIDER_REGISTERED_TOPIC = "gmp-provider-registered"; +const AUTO_UPDATE_PREF_CHANGE_TOPIC = + UpdateUtils.PER_INSTALLATION_PREFS["app.update.auto"].observerTopic; +const BACKGROUND_UPDATE_PREF_CHANGE_TOPIC = + UpdateUtils.PER_INSTALLATION_PREFS["app.update.background.enabled"] + .observerTopic; +const SERVICES_INFO_CHANGE_TOPIC = "sync-ui-state:update"; + +/** + * Enforces the parameter to a boolean value. + * @param aValue The input value. + * @return {Boolean|Object} If aValue is a boolean or a number, returns its truthfulness + * value. Otherwise, return null. + */ +function enforceBoolean(aValue) { + if (typeof aValue !== "number" && typeof aValue !== "boolean") { + return null; + } + return Boolean(aValue); +} + +/** + * Get the current browser locale. + * @return a string with the locale or null on failure. + */ +function getBrowserLocale() { + try { + return Services.locale.appLocaleAsBCP47; + } catch (e) { + return null; + } +} + +/** + * Get the current OS locale. + * @return a string with the OS locale or null on failure. + */ +function getSystemLocale() { + try { + return Cc["@mozilla.org/intl/ospreferences;1"].getService( + Ci.mozIOSPreferences + ).systemLocale; + } catch (e) { + return null; + } +} + +/** + * Get the current OS locales. + * @return an array of strings with the OS locales or null on failure. + */ +function getSystemLocales() { + try { + return Cc["@mozilla.org/intl/ospreferences;1"].getService( + Ci.mozIOSPreferences + ).systemLocales; + } catch (e) { + return null; + } +} + +/** + * Get the current OS regional preference locales. + * @return an array of strings with the OS regional preference locales or null on failure. + */ +function getRegionalPrefsLocales() { + try { + return Cc["@mozilla.org/intl/ospreferences;1"].getService( + Ci.mozIOSPreferences + ).regionalPrefsLocales; + } catch (e) { + return null; + } +} + +function getIntlSettings() { + return { + requestedLocales: Services.locale.requestedLocales, + availableLocales: Services.locale.availableLocales, + appLocales: Services.locale.appLocalesAsBCP47, + systemLocales: getSystemLocales(), + regionalPrefsLocales: getRegionalPrefsLocales(), + acceptLanguages: Services.prefs + .getComplexValue("intl.accept_languages", Ci.nsIPrefLocalizedString) + .data.split(",") + .map(str => str.trim()), + }; +} + +/** + * Safely get a sysinfo property and return its value. If the property is not + * available, return aDefault. + * + * @param aPropertyName the property name to get. + * @param aDefault the value to return if aPropertyName is not available. + * @return The property value, if available, or aDefault. + */ +function getSysinfoProperty(aPropertyName, aDefault) { + try { + // |getProperty| may throw if |aPropertyName| does not exist. + return Services.sysinfo.getProperty(aPropertyName); + } catch (e) {} + + return aDefault; +} + +/** + * Safely get a gfxInfo field and return its value. If the field is not available, return + * aDefault. + * + * @param aPropertyName the property name to get. + * @param aDefault the value to return if aPropertyName is not available. + * @return The property value, if available, or aDefault. + */ +function getGfxField(aPropertyName, aDefault) { + let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo); + + try { + // Accessing the field may throw if |aPropertyName| does not exist. + let gfxProp = gfxInfo[aPropertyName]; + if (gfxProp !== undefined && gfxProp !== "") { + return gfxProp; + } + } catch (e) {} + + return aDefault; +} + +/** + * Returns a substring of the input string. + * + * @param {String} aString The input string. + * @param {Integer} aMaxLength The maximum length of the returned substring. If this is + * greater than the length of the input string, we return the whole input string. + * @return {String} The substring or null if the input string is null. + */ +function limitStringToLength(aString, aMaxLength) { + if (typeof aString !== "string") { + return null; + } + return aString.substring(0, aMaxLength); +} + +/** + * Force a value to be a string. + * Only if the value is null, null is returned instead. + */ +function forceToStringOrNull(aValue) { + if (aValue === null) { + return null; + } + + return String(aValue); +} + +/** + * Get the information about a graphic adapter. + * + * @param aSuffix A suffix to add to the properties names. + * @return An object containing the adapter properties. + */ +function getGfxAdapter(aSuffix = "") { + // Note that gfxInfo, and so getGfxField, might return "Unknown" for the RAM on failures, + // not null. + let memoryMB = parseInt(getGfxField("adapterRAM" + aSuffix, null), 10); + if (Number.isNaN(memoryMB)) { + memoryMB = null; + } + + return { + description: getGfxField("adapterDescription" + aSuffix, null), + vendorID: getGfxField("adapterVendorID" + aSuffix, null), + deviceID: getGfxField("adapterDeviceID" + aSuffix, null), + subsysID: getGfxField("adapterSubsysID" + aSuffix, null), + RAM: memoryMB, + driver: getGfxField("adapterDriver" + aSuffix, null), + driverVendor: getGfxField("adapterDriverVendor" + aSuffix, null), + driverVersion: getGfxField("adapterDriverVersion" + aSuffix, null), + driverDate: getGfxField("adapterDriverDate" + aSuffix, null), + }; +} + +/** + * Encapsulates the asynchronous magic interfacing with the addon manager. The builder + * is owned by a parent environment object and is an addon listener. + */ +function EnvironmentAddonBuilder(environment) { + this._environment = environment; + + // The pending task blocks addon manager shutdown. It can either be the initial load + // or a change load. + this._pendingTask = null; + + // Have we added an observer to listen for blocklist changes that still needs to be + // removed: + this._gmpProviderObserverAdded = false; + + // Set to true once initial load is complete and we're watching for changes. + this._loaded = false; + + // The state reported by the shutdown blocker if we hang shutdown. + this._shutdownState = "Initial"; +} +EnvironmentAddonBuilder.prototype = { + /** + * Get the initial set of addons. + * @returns Promise<void> when the initial load is complete. + */ + async init() { + AddonManager.beforeShutdown.addBlocker( + "EnvironmentAddonBuilder", + () => this._shutdownBlocker(), + { fetchState: () => this._shutdownState } + ); + + this._pendingTask = (async () => { + try { + this._shutdownState = "Awaiting _updateAddons"; + // Gather initial addons details + await this._updateAddons(); + + if (!this._environment._addonsAreFull) { + // The addon database has not been loaded, wait for it to + // initialize and gather full data as soon as it does. + this._shutdownState = "Awaiting AddonManagerPrivate.databaseReady"; + await AddonManagerPrivate.databaseReady; + + // Now gather complete addons details. + this._shutdownState = "Awaiting second _updateAddons"; + await this._updateAddons(); + } + } catch (err) { + this._environment._log.error("init - Exception in _updateAddons", err); + } finally { + this._pendingTask = null; + this._shutdownState = "_pendingTask init complete. No longer blocking."; + } + })(); + + return this._pendingTask; + }, + + /** + * Register an addon listener and watch for changes. + */ + watchForChanges() { + this._loaded = true; + AddonManager.addAddonListener(this); + }, + + // AddonListener + onEnabled(addon) { + this._onAddonChange(addon); + }, + onDisabled(addon) { + this._onAddonChange(addon); + }, + onInstalled(addon) { + this._onAddonChange(addon); + }, + onUninstalling(addon) { + this._onAddonChange(addon); + }, + onUninstalled(addon) { + this._onAddonChange(addon); + }, + onPropertyChanged(addon, propertiesChanged) { + // Avoid to update the telemetry environment for onPropertyChanged + // calls that we are not actually interested in (and quarantineIgnoredByApp + // is not expected to change at runtime, unless the entire active addons + // entry is also replaced, e.g. on the extension being uninstalled and + // installed again). + if (!propertiesChanged.includes("quarantineIgnoredByUser")) { + return; + } + this._onAddonChange(addon); + }, + + _onAddonChange(addon) { + if (addon && addon.isBuiltin && !addon.isSystem) { + return; + } + this._environment._log.trace("_onAddonChange"); + this._checkForChanges("addons-changed"); + }, + + // nsIObserver + observe(aSubject, aTopic, aData) { + this._environment._log.trace("observe - Topic " + aTopic); + if (aTopic == GMP_PROVIDER_REGISTERED_TOPIC) { + Services.obs.removeObserver(this, GMP_PROVIDER_REGISTERED_TOPIC); + this._gmpProviderObserverAdded = false; + let gmpPluginsPromise = this._getActiveGMPlugins(); + gmpPluginsPromise.then( + gmpPlugins => { + let { addons } = this._environment._currentEnvironment; + addons.activeGMPlugins = gmpPlugins; + }, + err => { + this._environment._log.error( + "blocklist observe: Error collecting plugins", + err + ); + } + ); + } + }, + + _checkForChanges(changeReason) { + if (this._pendingTask) { + this._environment._log.trace( + "_checkForChanges - task already pending, dropping change with reason " + + changeReason + ); + return; + } + + this._shutdownState = "_checkForChanges awaiting _updateAddons"; + this._pendingTask = this._updateAddons().then( + result => { + this._pendingTask = null; + this._shutdownState = "No longer blocking, _updateAddons resolved"; + if (result.changed) { + this._environment._onEnvironmentChange( + changeReason, + result.oldEnvironment + ); + } + }, + err => { + this._pendingTask = null; + this._shutdownState = "No longer blocking, _updateAddons rejected"; + this._environment._log.error( + "_checkForChanges: Error collecting addons", + err + ); + } + ); + }, + + _shutdownBlocker() { + if (this._loaded) { + AddonManager.removeAddonListener(this); + if (this._gmpProviderObserverAdded) { + Services.obs.removeObserver(this, GMP_PROVIDER_REGISTERED_TOPIC); + } + } + + // At startup, _pendingTask is set to a Promise that does not resolve + // until the addons database has been read so complete details about + // addons are available. Returning it here will cause it to block + // profileBeforeChange, guranteeing that full information will be + // available by the time profileBeforeChangeTelemetry is fired. + return this._pendingTask; + }, + + /** + * Collect the addon data for the environment. + * + * This should only be called from _pendingTask; otherwise we risk + * running this during addon manager shutdown. + * + * @returns Promise<Object> This returns a Promise resolved with a status object with the following members: + * changed - Whether the environment changed. + * oldEnvironment - Only set if a change occured, contains the environment data before the change. + */ + async _updateAddons() { + this._environment._log.trace("_updateAddons"); + + let addons = { + activeAddons: await this._getActiveAddons(), + theme: await this._getActiveTheme(), + activeGMPlugins: await this._getActiveGMPlugins(), + }; + + let result = { + changed: + !this._environment._currentEnvironment.addons || + !ObjectUtils.deepEqual( + addons.activeAddons, + this._environment._currentEnvironment.addons.activeAddons + ), + }; + + if (result.changed) { + this._environment._log.trace("_updateAddons: addons differ"); + result.oldEnvironment = Cu.cloneInto( + this._environment._currentEnvironment, + {} + ); + } + this._environment._currentEnvironment.addons = addons; + + return result; + }, + + /** + * Get the addon data in object form. + * @return Promise<object> containing the addon data. + */ + async _getActiveAddons() { + // Request addons, asynchronously. + // "theme" is excluded because it is already handled by _getActiveTheme. + let { addons: allAddons, fullData } = await AddonManager.getActiveAddons( + AddonManagerPrivate.getAddonTypesByProvider("XPIProvider").filter( + addonType => addonType != "theme" + ) + ); + + this._environment._addonsAreFull = fullData; + let activeAddons = {}; + for (let addon of allAddons) { + // Don't collect any information about the new built-in search webextensions + if (addon.isBuiltin && !addon.isSystem) { + continue; + } + // Weird addon data in the wild can lead to exceptions while collecting + // the data. + try { + // Make sure to have valid dates. + let updateDate = new Date(Math.max(0, addon.updateDate)); + + activeAddons[addon.id] = { + version: limitStringToLength(addon.version, MAX_ADDON_STRING_LENGTH), + scope: addon.scope, + type: addon.type, + updateDay: Utils.millisecondsToDays(updateDate.getTime()), + isSystem: addon.isSystem, + isWebExtension: addon.isWebExtension, + multiprocessCompatible: true, + }; + + // getActiveAddons() gives limited data during startup and full + // data after the addons database is loaded. + if (fullData) { + let installDate = new Date(Math.max(0, addon.installDate)); + Object.assign(activeAddons[addon.id], { + blocklisted: + addon.blocklistState !== Ci.nsIBlocklistService.STATE_NOT_BLOCKED, + description: limitStringToLength( + addon.description, + MAX_ADDON_STRING_LENGTH + ), + name: limitStringToLength(addon.name, MAX_ADDON_STRING_LENGTH), + userDisabled: enforceBoolean(addon.userDisabled), + appDisabled: addon.appDisabled, + foreignInstall: enforceBoolean(addon.foreignInstall), + hasBinaryComponents: false, + installDay: Utils.millisecondsToDays(installDate.getTime()), + signedState: addon.signedState, + quarantineIgnoredByApp: enforceBoolean( + addon.quarantineIgnoredByApp + ), + quarantineIgnoredByUser: enforceBoolean( + addon.quarantineIgnoredByUser + ), + }); + } + } catch (ex) { + this._environment._log.error( + "_getActiveAddons - An addon was discarded due to an error", + ex + ); + continue; + } + } + + return activeAddons; + }, + + /** + * Get the currently active theme data in object form. + * @return Promise<object> containing the active theme data. + */ + async _getActiveTheme() { + // Request themes, asynchronously. + let { addons: themes } = await AddonManager.getActiveAddons(["theme"]); + + let activeTheme = {}; + // We only store information about the active theme. + let theme = themes.find(theme => theme.isActive); + if (theme) { + // Make sure to have valid dates. + let installDate = new Date(Math.max(0, theme.installDate)); + let updateDate = new Date(Math.max(0, theme.updateDate)); + + activeTheme = { + id: theme.id, + blocklisted: + theme.blocklistState !== Ci.nsIBlocklistService.STATE_NOT_BLOCKED, + description: limitStringToLength( + theme.description, + MAX_ADDON_STRING_LENGTH + ), + name: limitStringToLength(theme.name, MAX_ADDON_STRING_LENGTH), + userDisabled: enforceBoolean(theme.userDisabled), + appDisabled: theme.appDisabled, + version: limitStringToLength(theme.version, MAX_ADDON_STRING_LENGTH), + scope: theme.scope, + foreignInstall: enforceBoolean(theme.foreignInstall), + hasBinaryComponents: false, + installDay: Utils.millisecondsToDays(installDate.getTime()), + updateDay: Utils.millisecondsToDays(updateDate.getTime()), + }; + } + + return activeTheme; + }, + + /** + * Get the GMPlugins data in object form. + * + * @return Object containing the GMPlugins data. + * + * This should only be called from _pendingTask; otherwise we risk + * running this during addon manager shutdown. + */ + async _getActiveGMPlugins() { + // If we haven't yet loaded the blocklist, pass back dummy data for now, + // and add an observer to update this data as soon as we get it. + if (!AddonManager.hasProvider("GMPProvider")) { + if (!this._gmpProviderObserverAdded) { + Services.obs.addObserver(this, GMP_PROVIDER_REGISTERED_TOPIC); + this._gmpProviderObserverAdded = true; + } + return { + "dummy-gmp": { + version: "0.1", + userDisabled: false, + applyBackgroundUpdates: 1, + }, + }; + } + // Request plugins, asynchronously. + let allPlugins = await AddonManager.getAddonsByTypes(["plugin"]); + + let activeGMPlugins = {}; + for (let plugin of allPlugins) { + // Only get info for active GMplugins. + if (!plugin.isGMPlugin || !plugin.isActive) { + continue; + } + + try { + activeGMPlugins[plugin.id] = { + version: plugin.version, + userDisabled: enforceBoolean(plugin.userDisabled), + applyBackgroundUpdates: plugin.applyBackgroundUpdates, + }; + } catch (ex) { + this._environment._log.error( + "_getActiveGMPlugins - A GMPlugin was discarded due to an error", + ex + ); + continue; + } + } + + return activeGMPlugins; + }, +}; + +function EnvironmentCache() { + this._log = Log.repository.getLoggerWithMessagePrefix( + LOGGER_NAME, + "TelemetryEnvironment::" + ); + this._log.trace("constructor"); + + this._shutdown = false; + // Don't allow querying the search service too early to prevent + // impacting the startup performance. + this._canQuerySearch = false; + // To guard against slowing down startup, defer gathering heavy environment + // entries until the session is restored. + this._sessionWasRestored = false; + + // A map of listeners that will be called on environment changes. + this._changeListeners = new Map(); + + // A map of watched preferences which trigger an Environment change when + // modified. Every entry contains a recording policy (RECORD_PREF_*). + this._watchedPrefs = DEFAULT_ENVIRONMENT_PREFS; + + this._currentEnvironment = { + build: this._getBuild(), + partner: this._getPartner(), + system: this._getSystem(), + }; + + this._addObservers(); + + // Build the remaining asynchronous parts of the environment. Don't register change listeners + // until the initial environment has been built. + + let p = [this._updateSettings()]; + this._addonBuilder = new EnvironmentAddonBuilder(this); + p.push(this._addonBuilder.init()); + + this._currentEnvironment.profile = {}; + p.push(this._updateProfile()); + if (AppConstants.MOZ_BUILD_APP == "browser") { + p.push(this._loadAttributionAsync()); + } + p.push(this._loadAsyncUpdateSettings()); + p.push(this._loadIntlData()); + + for (const [ + id, + { branch, options }, + ] of gActiveExperimentStartupBuffer.entries()) { + this.setExperimentActive(id, branch, options); + } + gActiveExperimentStartupBuffer = null; + + let setup = () => { + this._initTask = null; + this._startWatchingPrefs(); + this._addonBuilder.watchForChanges(); + this._updateGraphicsFeatures(); + return this.currentEnvironment; + }; + + this._initTask = Promise.all(p).then( + () => setup(), + err => { + // log errors but eat them for consumers + this._log.error("EnvironmentCache - error while initializing", err); + return setup(); + } + ); + + // Addons may contain partial or full data depending on whether the Addons DB + // has had a chance to load. Do we have full data yet? + this._addonsAreFull = false; +} +EnvironmentCache.prototype = { + /** + * The current environment data. The returned data is cloned to avoid + * unexpected sharing or mutation. + * @returns object + */ + get currentEnvironment() { + return Cu.cloneInto(this._currentEnvironment, {}); + }, + + /** + * Wait for the current enviroment to be fully initialized. + * @returns Promise<object> + */ + onInitialized() { + if (this._initTask) { + return this._initTask; + } + return Promise.resolve(this.currentEnvironment); + }, + + /** + * This gets called when the delayed init completes. + */ + async delayedInit() { + this._processData = await Services.sysinfo.processInfo; + let processData = await Services.sysinfo.processInfo; + // Remove isWow64 and isWowARM64 from processData + // to strip it down to just CPU info + delete processData.isWow64; + delete processData.isWowARM64; + + let oldEnv = null; + if (!this._initTask) { + oldEnv = this.currentEnvironment; + } + + this._cpuData = this._getCPUData(); + // Augment the return value from the promises with cached values + this._cpuData = { ...processData, ...this._cpuData }; + + this._currentEnvironment.system.cpu = this._getCPUData(); + + if (AppConstants.platform == "win") { + this._hddData = await Services.sysinfo.diskInfo; + let osData = await Services.sysinfo.osInfo; + + if (!this._initTask) { + // We've finished creating the initial env, so notify for the update + // This is all a bit awkward because `currentEnvironment` clones + // the object, which we need to pass to the notification, but we + // should only notify once we've updated the current environment... + // Ideally, _onEnvironmentChange should somehow deal with all this + // instead of all the consumers. + oldEnv = this.currentEnvironment; + } + + this._osData = this._getOSData(); + + // Augment the return values from the promises with cached values + this._osData = Object.assign(osData, this._osData); + + this._currentEnvironment.system.os = this._getOSData(); + this._currentEnvironment.system.hdd = this._getHDDData(); + + // Windows only values stored in processData + this._currentEnvironment.system.isWow64 = this._getProcessData().isWow64; + this._currentEnvironment.system.isWowARM64 = + this._getProcessData().isWowARM64; + } + + if (!this._initTask) { + this._onEnvironmentChange("system-info", oldEnv); + } + }, + + /** + * Register a listener for environment changes. + * @param name The name of the listener. If a new listener is registered + * with the same name, the old listener will be replaced. + * @param listener function(reason, oldEnvironment) - Will receive a reason for + the change and the environment data before the change. + */ + registerChangeListener(name, listener) { + this._log.trace("registerChangeListener for " + name); + if (this._shutdown) { + this._log.warn("registerChangeListener - already shutdown"); + return; + } + this._changeListeners.set(name, listener); + }, + + /** + * Unregister from listening to environment changes. + * It's fine to call this on an unitialized TelemetryEnvironment. + * @param name The name of the listener to remove. + */ + unregisterChangeListener(name) { + this._log.trace("unregisterChangeListener for " + name); + if (this._shutdown) { + this._log.warn("registerChangeListener - already shutdown"); + return; + } + this._changeListeners.delete(name); + }, + + setExperimentActive(id, branch, options) { + this._log.trace(`setExperimentActive - id: ${id}, branch: ${branch}`); + // Make sure both the id and the branch have sane lengths. + const saneId = limitStringToLength(id, MAX_EXPERIMENT_ID_LENGTH); + const saneBranch = limitStringToLength( + branch, + MAX_EXPERIMENT_BRANCH_LENGTH + ); + if (!saneId || !saneBranch) { + this._log.error( + "setExperimentActive - the provided arguments are not strings." + ); + return; + } + + // Warn the user about any content truncation. + if (saneId.length != id.length || saneBranch.length != branch.length) { + this._log.warn( + "setExperimentActive - the experiment id or branch were truncated." + ); + } + + // Truncate the experiment type if present. + if (options.hasOwnProperty("type")) { + let type = limitStringToLength(options.type, MAX_EXPERIMENT_TYPE_LENGTH); + if (type.length != options.type.length) { + options.type = type; + this._log.warn( + "setExperimentActive - the experiment type was truncated." + ); + } + } + + // Truncate the enrollment id if present. + if (options.hasOwnProperty("enrollmentId")) { + let enrollmentId = limitStringToLength( + options.enrollmentId, + MAX_EXPERIMENT_ENROLLMENT_ID_LENGTH + ); + if (enrollmentId.length != options.enrollmentId.length) { + options.enrollmentId = enrollmentId; + this._log.warn( + "setExperimentActive - the enrollment id was truncated." + ); + } + } + + let oldEnvironment = Cu.cloneInto(this._currentEnvironment, {}); + // Add the experiment annotation. + let experiments = this._currentEnvironment.experiments || {}; + experiments[saneId] = { branch: saneBranch }; + if (options.hasOwnProperty("type")) { + experiments[saneId].type = options.type; + } + if (options.hasOwnProperty("enrollmentId")) { + experiments[saneId].enrollmentId = options.enrollmentId; + } + this._currentEnvironment.experiments = experiments; + // Notify of the change. + this._onEnvironmentChange("experiment-annotation-changed", oldEnvironment); + }, + + setExperimentInactive(id) { + this._log.trace("setExperimentInactive"); + let experiments = this._currentEnvironment.experiments || {}; + if (id in experiments) { + // Only attempt to notify if a previous annotation was found and removed. + let oldEnvironment = Cu.cloneInto(this._currentEnvironment, {}); + // Remove the experiment annotation. + delete this._currentEnvironment.experiments[id]; + // Notify of the change. + this._onEnvironmentChange( + "experiment-annotation-changed", + oldEnvironment + ); + } + }, + + getActiveExperiments() { + return Cu.cloneInto(this._currentEnvironment.experiments || {}, {}); + }, + + shutdown() { + this._log.trace("shutdown"); + this._shutdown = true; + }, + + /** + * Only used in tests, set the preferences to watch. + * @param aPreferences A map of preferences names and their recording policy. + */ + _watchPreferences(aPreferences) { + this._stopWatchingPrefs(); + this._watchedPrefs = aPreferences; + this._updateSettings(); + this._startWatchingPrefs(); + }, + + /** + * Get an object containing the values for the watched preferences. Depending on the + * policy, the value for a preference or whether it was changed by user is reported. + * + * @return An object containing the preferences values. + */ + _getPrefData() { + let prefData = {}; + for (let [pref, policy] of this._watchedPrefs.entries()) { + let prefValue = this._getPrefValue(pref, policy.what); + + if (prefValue === undefined) { + continue; + } + + prefData[pref] = prefValue; + } + return prefData; + }, + + /** + * Get the value of a preference given the preference name and the policy. + * @param pref Name of the preference. + * @param what Policy of the preference. + * + * @returns The value we need to store for this preference. It can be undefined + * or null if the preference is invalid or has a value set by the user. + */ + _getPrefValue(pref, what) { + // Check the policy for the preference and decide if we need to store its value + // or whether it changed from the default value. + let prefType = Services.prefs.getPrefType(pref); + + if ( + what == TelemetryEnvironment.RECORD_DEFAULTPREF_VALUE || + what == TelemetryEnvironment.RECORD_DEFAULTPREF_STATE + ) { + // For default prefs, make sure they exist + if (prefType == Ci.nsIPrefBranch.PREF_INVALID) { + return undefined; + } + } else if (!Services.prefs.prefHasUserValue(pref)) { + // For user prefs, make sure they are set + return undefined; + } + + if (what == TelemetryEnvironment.RECORD_DEFAULTPREF_STATE) { + return "<set>"; + } else if (what == TelemetryEnvironment.RECORD_PREF_STATE) { + return "<user-set>"; + } else if (prefType == Ci.nsIPrefBranch.PREF_STRING) { + return Services.prefs.getStringPref(pref); + } else if (prefType == Ci.nsIPrefBranch.PREF_BOOL) { + return Services.prefs.getBoolPref(pref); + } else if (prefType == Ci.nsIPrefBranch.PREF_INT) { + return Services.prefs.getIntPref(pref); + } else if (prefType == Ci.nsIPrefBranch.PREF_INVALID) { + return null; + } + throw new Error( + `Unexpected preference type ("${prefType}") for "${pref}".` + ); + }, + + QueryInterface: ChromeUtils.generateQI(["nsISupportsWeakReference"]), + + /** + * Start watching the preferences. + */ + _startWatchingPrefs() { + this._log.trace("_startWatchingPrefs - " + this._watchedPrefs); + + Services.prefs.addObserver("", this, true); + }, + + _onPrefChanged(aData) { + this._log.trace("_onPrefChanged"); + let oldEnvironment = Cu.cloneInto(this._currentEnvironment, {}); + this._currentEnvironment.settings.userPrefs[aData] = this._getPrefValue( + aData, + this._watchedPrefs.get(aData).what + ); + this._onEnvironmentChange("pref-changed", oldEnvironment); + }, + + /** + * Do not receive any more change notifications for the preferences. + */ + _stopWatchingPrefs() { + this._log.trace("_stopWatchingPrefs"); + + Services.prefs.removeObserver("", this); + }, + + _addObservers() { + // Watch the search engine change and service topics. + Services.obs.addObserver(this, SESSIONSTORE_WINDOWS_RESTORED_TOPIC); + Services.obs.addObserver(this, COMPOSITOR_CREATED_TOPIC); + Services.obs.addObserver(this, COMPOSITOR_PROCESS_ABORTED_TOPIC); + Services.obs.addObserver(this, DISTRIBUTION_CUSTOMIZATION_COMPLETE_TOPIC); + Services.obs.addObserver(this, GFX_FEATURES_READY_TOPIC); + Services.obs.addObserver(this, SEARCH_ENGINE_MODIFIED_TOPIC); + Services.obs.addObserver(this, SEARCH_SERVICE_TOPIC); + Services.obs.addObserver(this, AUTO_UPDATE_PREF_CHANGE_TOPIC); + Services.obs.addObserver(this, BACKGROUND_UPDATE_PREF_CHANGE_TOPIC); + Services.obs.addObserver(this, SERVICES_INFO_CHANGE_TOPIC); + }, + + _removeObservers() { + Services.obs.removeObserver(this, SESSIONSTORE_WINDOWS_RESTORED_TOPIC); + Services.obs.removeObserver(this, COMPOSITOR_CREATED_TOPIC); + Services.obs.removeObserver(this, COMPOSITOR_PROCESS_ABORTED_TOPIC); + try { + Services.obs.removeObserver( + this, + DISTRIBUTION_CUSTOMIZATION_COMPLETE_TOPIC + ); + } catch (ex) {} + Services.obs.removeObserver(this, GFX_FEATURES_READY_TOPIC); + Services.obs.removeObserver(this, SEARCH_ENGINE_MODIFIED_TOPIC); + Services.obs.removeObserver(this, SEARCH_SERVICE_TOPIC); + Services.obs.removeObserver(this, AUTO_UPDATE_PREF_CHANGE_TOPIC); + Services.obs.removeObserver(this, BACKGROUND_UPDATE_PREF_CHANGE_TOPIC); + Services.obs.removeObserver(this, SERVICES_INFO_CHANGE_TOPIC); + }, + + observe(aSubject, aTopic, aData) { + this._log.trace("observe - aTopic: " + aTopic + ", aData: " + aData); + switch (aTopic) { + case SEARCH_ENGINE_MODIFIED_TOPIC: + if ( + aData != "engine-default" && + aData != "engine-default-private" && + aData != "engine-changed" + ) { + return; + } + if ( + aData == "engine-changed" && + aSubject.QueryInterface(Ci.nsISearchEngine) && + Services.search.defaultEngine != aSubject + ) { + return; + } + // Record the new default search choice and send the change notification. + this._onSearchEngineChange(); + break; + case SEARCH_SERVICE_TOPIC: + if (aData != "init-complete") { + return; + } + // Now that the search engine init is complete, record the default search choice. + this._canQuerySearch = true; + this._updateSearchEngine(); + break; + case GFX_FEATURES_READY_TOPIC: + case COMPOSITOR_CREATED_TOPIC: + // Full graphics information is not available until we have created at + // least one off-main-thread-composited window. Thus we wait for the + // first compositor to be created and then query nsIGfxInfo again. + this._updateGraphicsFeatures(); + break; + case COMPOSITOR_PROCESS_ABORTED_TOPIC: + // Our compositor process has been killed for whatever reason, so refresh + // our reported graphics features and trigger an environment change. + this._onCompositorProcessAborted(); + break; + case DISTRIBUTION_CUSTOMIZATION_COMPLETE_TOPIC: + // Distribution customizations are applied after final-ui-startup. query + // partner prefs again when they are ready. + this._updatePartner(); + Services.obs.removeObserver(this, aTopic); + break; + case SESSIONSTORE_WINDOWS_RESTORED_TOPIC: + this._sessionWasRestored = true; + // Make sure to initialize the search service once we've done restoring + // the windows, so that we don't risk loosing search data. + Services.search.init(); + // The default browser check could take some time, so just call it after + // the session was restored. + this._updateDefaultBrowser(); + break; + case PREF_CHANGED_TOPIC: + let options = this._watchedPrefs.get(aData); + if (options && !options.requiresRestart) { + this._onPrefChanged(aData); + } + break; + case AUTO_UPDATE_PREF_CHANGE_TOPIC: + this._currentEnvironment.settings.update.autoDownload = aData == "true"; + break; + case BACKGROUND_UPDATE_PREF_CHANGE_TOPIC: + this._currentEnvironment.settings.update.background = aData == "true"; + break; + case SERVICES_INFO_CHANGE_TOPIC: + this._updateServicesInfo(); + break; + } + }, + + /** + * Update the default search engine value. + */ + _updateSearchEngine() { + if (!this._canQuerySearch) { + this._log.trace("_updateSearchEngine - ignoring early call"); + return; + } + + this._log.trace( + "_updateSearchEngine - isInitialized: " + Services.search.isInitialized + ); + if (!Services.search.isInitialized) { + return; + } + + // Make sure we have a settings section. + this._currentEnvironment.settings = this._currentEnvironment.settings || {}; + + // Update the search engine entry in the current environment. + const defaultEngineInfo = Services.search.getDefaultEngineInfo(); + this._currentEnvironment.settings.defaultSearchEngine = + defaultEngineInfo.defaultSearchEngine; + this._currentEnvironment.settings.defaultSearchEngineData = { + ...defaultEngineInfo.defaultSearchEngineData, + }; + if ("defaultPrivateSearchEngine" in defaultEngineInfo) { + this._currentEnvironment.settings.defaultPrivateSearchEngine = + defaultEngineInfo.defaultPrivateSearchEngine; + } + if ("defaultPrivateSearchEngineData" in defaultEngineInfo) { + this._currentEnvironment.settings.defaultPrivateSearchEngineData = { + ...defaultEngineInfo.defaultPrivateSearchEngineData, + }; + } + }, + + /** + * Update the default search engine value and trigger the environment change. + */ + _onSearchEngineChange() { + this._log.trace("_onSearchEngineChange"); + + // Finally trigger the environment change notification. + let oldEnvironment = Cu.cloneInto(this._currentEnvironment, {}); + this._updateSearchEngine(); + this._onEnvironmentChange("search-engine-changed", oldEnvironment); + }, + + /** + * Refresh the Telemetry environment and trigger an environment change due to + * a change in compositor process (normally this will mean we've fallen back + * from out-of-process to in-process compositing). + */ + _onCompositorProcessAborted() { + this._log.trace("_onCompositorProcessAborted"); + + // Trigger the environment change notification. + let oldEnvironment = Cu.cloneInto(this._currentEnvironment, {}); + this._updateGraphicsFeatures(); + this._onEnvironmentChange("gfx-features-changed", oldEnvironment); + }, + + /** + * Update the graphics features object. + */ + _updateGraphicsFeatures() { + let gfxData = this._currentEnvironment.system.gfx; + try { + let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo); + gfxData.features = gfxInfo.getFeatures(); + } catch (e) { + this._log.error("nsIGfxInfo.getFeatures() caught error", e); + } + }, + + /** + * Update the partner prefs. + */ + _updatePartner() { + this._currentEnvironment.partner = this._getPartner(); + }, + + /** + * Get the build data in object form. + * @return Object containing the build data. + */ + _getBuild() { + let buildData = { + applicationId: Services.appinfo.ID || null, + applicationName: Services.appinfo.name || null, + architecture: Services.sysinfo.get("arch"), + buildId: Services.appinfo.appBuildID || null, + version: Services.appinfo.version || null, + vendor: Services.appinfo.vendor || null, + displayVersion: AppConstants.MOZ_APP_VERSION_DISPLAY || null, + platformVersion: Services.appinfo.platformVersion || null, + xpcomAbi: Services.appinfo.XPCOMABI, + updaterAvailable: AppConstants.MOZ_UPDATER, + }; + + return buildData; + }, + + /** + * Determine if we're the default browser. + * @returns null on error, true if we are the default browser, or false otherwise. + */ + _isDefaultBrowser() { + let isDefault = (service, ...args) => { + try { + return !!service.isDefaultBrowser(...args); + } catch (ex) { + this._log.error( + "_isDefaultBrowser - Could not determine if default browser", + ex + ); + return null; + } + }; + + if (!("@mozilla.org/browser/shell-service;1" in Cc)) { + this._log.info( + "_isDefaultBrowser - Could not obtain browser shell service" + ); + return null; + } + + try { + let { ShellService } = ChromeUtils.importESModule( + "resource:///modules/ShellService.sys.mjs" + ); + // This uses the same set of flags used by the pref pane. + return isDefault(ShellService, false, true); + } catch (ex) { + this._log.error("_isDefaultBrowser - Could not obtain shell service JSM"); + } + + try { + let shellService = Cc["@mozilla.org/browser/shell-service;1"].getService( + Ci.nsIShellService + ); + // This uses the same set of flags used by the pref pane. + return isDefault(shellService, true); + } catch (ex) { + this._log.error("_isDefaultBrowser - Could not obtain shell service", ex); + return null; + } + }, + + _updateDefaultBrowser() { + if (AppConstants.platform === "android") { + return; + } + // Make sure to have a settings section. + this._currentEnvironment.settings = this._currentEnvironment.settings || {}; + this._currentEnvironment.settings.isDefaultBrowser = this + ._sessionWasRestored + ? this._isDefaultBrowser() + : null; + }, + + /** + * Update the cached settings data. + */ + _updateSettings() { + let updateChannel = null; + try { + updateChannel = Utils.getUpdateChannel(); + } catch (e) {} + + this._currentEnvironment.settings = { + blocklistEnabled: Services.prefs.getBoolPref( + PREF_BLOCKLIST_ENABLED, + true + ), + e10sEnabled: Services.appinfo.browserTabsRemoteAutostart, + e10sMultiProcesses: Services.appinfo.maxWebProcessCount, + fissionEnabled: Services.appinfo.fissionAutostart, + telemetryEnabled: Utils.isTelemetryEnabled, + locale: getBrowserLocale(), + // We need to wait for browser-delayed-startup-finished to ensure that the locales + // have settled, once that's happened we can get the intl data directly. + intl: Policy._intlLoaded ? getIntlSettings() : {}, + update: { + channel: updateChannel, + enabled: !Services.policies || Services.policies.isAllowed("appUpdate"), + }, + userPrefs: this._getPrefData(), + sandbox: this._getSandboxData(), + }; + + // Services.appinfo.launcherProcessState is not available in all build + // configurations, in which case an exception may be thrown. + try { + this._currentEnvironment.settings.launcherProcessState = + Services.appinfo.launcherProcessState; + } catch (e) {} + + this._currentEnvironment.settings.addonCompatibilityCheckEnabled = + AddonManager.checkCompatibility; + + if (AppConstants.MOZ_BUILD_APP == "browser") { + this._updateAttribution(); + } + this._updateDefaultBrowser(); + this._updateSearchEngine(); + this._loadAsyncUpdateSettingsFromCache(); + }, + + _getSandboxData() { + let effectiveContentProcessLevel = null; + let contentWin32kLockdownState = null; + try { + let sandboxSettings = Cc[ + "@mozilla.org/sandbox/sandbox-settings;1" + ].getService(Ci.mozISandboxSettings); + effectiveContentProcessLevel = + sandboxSettings.effectiveContentSandboxLevel; + + // The possible values for this are defined in the ContentWin32kLockdownState + // enum in security/sandbox/common/SandboxSettings.h + contentWin32kLockdownState = sandboxSettings.contentWin32kLockdownState; + } catch (e) {} + return { + effectiveContentProcessLevel, + contentWin32kLockdownState, + }; + }, + + /** + * Update the cached profile data. + * @returns Promise<> resolved when the I/O is complete. + */ + async _updateProfile() { + let profileAccessor = await lazy.ProfileAge(); + + let creationDate = await profileAccessor.created; + let resetDate = await profileAccessor.reset; + let firstUseDate = await profileAccessor.firstUse; + + this._currentEnvironment.profile.creationDate = + Utils.millisecondsToDays(creationDate); + if (resetDate) { + this._currentEnvironment.profile.resetDate = + Utils.millisecondsToDays(resetDate); + } + if (firstUseDate) { + this._currentEnvironment.profile.firstUseDate = + Utils.millisecondsToDays(firstUseDate); + } + }, + + /** + * Load the attribution data object and updates the environment. + * @returns Promise<> resolved when the I/O is complete. + */ + async _loadAttributionAsync() { + try { + await lazy.AttributionCode.getAttrDataAsync(); + } catch (e) { + // The AttributionCode.sys.mjs module might not be always available + // (e.g. tests). Gracefully handle this. + return; + } + this._updateAttribution(); + }, + + /** + * Update the environment with the cached attribution data. + */ + _updateAttribution() { + let data = null; + try { + data = lazy.AttributionCode.getCachedAttributionData(); + } catch (e) { + // The AttributionCode.sys.mjs module might not be always available + // (e.g. tests). Gracefully handle this. + } + + if (!data || !Object.keys(data).length) { + return; + } + + let attributionData = {}; + for (let key in data) { + attributionData[key] = + // At least one of these may be boolean, and limitStringToLength + // returns null for non-string inputs. + typeof data[key] === "string" + ? limitStringToLength(data[key], MAX_ATTRIBUTION_STRING_LENGTH) + : data[key]; + } + this._currentEnvironment.settings.attribution = attributionData; + }, + + /** + * Load the per-installation update settings, cache them, and add them to the + * environment. + */ + async _loadAsyncUpdateSettings() { + if (AppConstants.MOZ_UPDATER) { + this._updateAutoDownloadCache = + await UpdateUtils.getAppUpdateAutoEnabled(); + this._updateBackgroundCache = await UpdateUtils.readUpdateConfigSetting( + "app.update.background.enabled" + ); + } else { + this._updateAutoDownloadCache = false; + this._updateBackgroundCache = false; + } + this._loadAsyncUpdateSettingsFromCache(); + }, + + /** + * Update the environment with the cached values for per-installation update + * settings. + */ + _loadAsyncUpdateSettingsFromCache() { + if (this._updateAutoDownloadCache !== undefined) { + this._currentEnvironment.settings.update.autoDownload = + this._updateAutoDownloadCache; + } + if (this._updateBackgroundCache !== undefined) { + this._currentEnvironment.settings.update.background = + this._updateBackgroundCache; + } + }, + + /** + * Get i18n data about the system. + * @return A promise of completion. + */ + async _loadIntlData() { + // Wait for the startup topic. + await Policy._browserDelayedStartup(); + this._currentEnvironment.settings.intl = getIntlSettings(); + Policy._intlLoaded = true; + }, + // This exists as a separate function for testing. + async _getFxaSignedInUser() { + return lazy.fxAccounts.getSignedInUser(); + }, + + async _updateServicesInfo() { + let syncEnabled = false; + let accountEnabled = false; + let weaveService = + Cc["@mozilla.org/weave/service;1"].getService().wrappedJSObject; + syncEnabled = weaveService && weaveService.enabled; + if (syncEnabled) { + // All sync users are account users, definitely. + accountEnabled = true; + } else { + // Not all account users are sync users. See if they're signed into FxA. + try { + let user = await this._getFxaSignedInUser(); + if (user) { + accountEnabled = true; + } + } catch (e) { + // We don't know. This might be a transient issue which will clear + // itself up later, but the information in telemetry is quite possibly stale + // (this is called from a change listener), so clear it out to avoid + // reporting data which might be wrong until we can figure it out. + delete this._currentEnvironment.services; + this._log.error("_updateServicesInfo() caught error", e); + return; + } + } + this._currentEnvironment.services = { + accountEnabled, + syncEnabled, + }; + }, + + /** + * Get the partner data in object form. + * @return Object containing the partner data. + */ + _getPartner() { + let defaults = Services.prefs.getDefaultBranch(null); + let partnerData = { + distributionId: defaults.getStringPref(PREF_DISTRIBUTION_ID, null), + distributionVersion: defaults.getCharPref( + PREF_DISTRIBUTION_VERSION, + null + ), + partnerId: defaults.getCharPref(PREF_PARTNER_ID, null), + distributor: defaults.getCharPref(PREF_DISTRIBUTOR, null), + distributorChannel: defaults.getCharPref(PREF_DISTRIBUTOR_CHANNEL, null), + }; + + // Get the PREF_APP_PARTNER_BRANCH branch and append its children to partner data. + let partnerBranch = Services.prefs.getDefaultBranch( + PREF_APP_PARTNER_BRANCH + ); + partnerData.partnerNames = partnerBranch.getChildList(""); + + return partnerData; + }, + + _cpuData: null, + /** + * Get the CPU information. + * @return Object containing the CPU information data. + */ + _getCPUData() { + if (this._cpuData) { + return this._cpuData; + } + + this._cpuData = {}; + + const CPU_EXTENSIONS = [ + "hasMMX", + "hasSSE", + "hasSSE2", + "hasSSE3", + "hasSSSE3", + "hasSSE4A", + "hasSSE4_1", + "hasSSE4_2", + "hasAVX", + "hasAVX2", + "hasAES", + "hasEDSP", + "hasARMv6", + "hasARMv7", + "hasNEON", + "hasUserCET", + ]; + + // Enumerate the available CPU extensions. + let availableExts = []; + for (let ext of CPU_EXTENSIONS) { + if (getSysinfoProperty(ext, false)) { + availableExts.push(ext); + } + } + + this._cpuData.extensions = availableExts; + + return this._cpuData; + }, + + _processData: null, + /** + * Get the process information. + * @return Object containing the process information data. + */ + _getProcessData() { + if (this._processData) { + return this._processData; + } + return {}; + }, + + /** + * Get the device information, if we are on a portable device. + * @return Object containing the device information data, or null if + * not a portable device. + */ + _getDeviceData() { + if (AppConstants.platform !== "android") { + return null; + } + + return { + model: getSysinfoProperty("device", null), + manufacturer: getSysinfoProperty("manufacturer", null), + hardware: getSysinfoProperty("hardware", null), + isTablet: getSysinfoProperty("tablet", null), + }; + }, + + _osData: null, + /** + * Get the OS information. + * @return Object containing the OS data. + */ + _getOSData() { + if (this._osData) { + return this._osData; + } + this._osData = { + name: forceToStringOrNull(getSysinfoProperty("name", null)), + version: forceToStringOrNull(getSysinfoProperty("version", null)), + locale: forceToStringOrNull(getSystemLocale()), + }; + + if (AppConstants.platform == "android") { + this._osData.kernelVersion = forceToStringOrNull( + getSysinfoProperty("kernel_version", null) + ); + } else if (AppConstants.platform == "linux") { + this._osData.distro = forceToStringOrNull( + getSysinfoProperty("distro", null) + ); + this._osData.distroVersion = forceToStringOrNull( + getSysinfoProperty("distroVersion", null) + ); + } else if (AppConstants.platform === "win") { + // The path to the "UBR" key, queried to get additional version details on Windows. + const WINDOWS_UBR_KEY_PATH = + "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion"; + + let versionInfo = lazy.WindowsVersionInfo.get({ throwOnError: false }); + this._osData.servicePackMajor = versionInfo.servicePackMajor; + this._osData.servicePackMinor = versionInfo.servicePackMinor; + this._osData.windowsBuildNumber = versionInfo.buildNumber; + // We only need the UBR if we're at or above Windows 10. + if ( + typeof this._osData.version === "string" && + Services.vc.compare(this._osData.version, "10") >= 0 + ) { + // Query the UBR key and only add it to the environment if it's available. + // |readRegKey| doesn't throw, but rather returns 'undefined' on error. + let ubr = lazy.WindowsRegistry.readRegKey( + Ci.nsIWindowsRegKey.ROOT_KEY_LOCAL_MACHINE, + WINDOWS_UBR_KEY_PATH, + "UBR", + Ci.nsIWindowsRegKey.WOW64_64 + ); + this._osData.windowsUBR = ubr !== undefined ? ubr : null; + } + } + + return this._osData; + }, + + _hddData: null, + /** + * Get the HDD information. + * @return Object containing the HDD data. + */ + _getHDDData() { + if (this._hddData) { + return this._hddData; + } + let nullData = { model: null, revision: null, type: null }; + return { profile: nullData, binary: nullData, system: nullData }; + }, + + /** + * Get registered security product information. + * @return Object containing the security product data + */ + _getSecurityAppData() { + const maxStringLength = 256; + + const keys = [ + ["registeredAntiVirus", "antivirus"], + ["registeredAntiSpyware", "antispyware"], + ["registeredFirewall", "firewall"], + ]; + + let result = {}; + + for (let [inKey, outKey] of keys) { + let prop = getSysinfoProperty(inKey, null); + if (prop) { + prop = limitStringToLength(prop, maxStringLength).split(";"); + } + + result[outKey] = prop; + } + + return result; + }, + + /** + * Get the GFX information. + * @return Object containing the GFX data. + */ + _getGFXData() { + let gfxData = { + D2DEnabled: getGfxField("D2DEnabled", null), + DWriteEnabled: getGfxField("DWriteEnabled", null), + ContentBackend: getGfxField("ContentBackend", null), + Headless: getGfxField("isHeadless", null), + EmbeddedInFirefoxReality: getGfxField("EmbeddedInFirefoxReality", null), + TargetFrameRate: getGfxField("TargetFrameRate", null), + // The following line is disabled due to main thread jank and will be enabled + // again as part of bug 1154500. + // DWriteVersion: getGfxField("DWriteVersion", null), + adapters: [], + monitors: [], + features: {}, + }; + + if (AppConstants.platform !== "android") { + let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo); + try { + gfxData.monitors = gfxInfo.getMonitors(); + } catch (e) { + this._log.error("nsIGfxInfo.getMonitors() caught error", e); + } + } + + try { + let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo); + gfxData.features = gfxInfo.getFeatures(); + } catch (e) { + this._log.error("nsIGfxInfo.getFeatures() caught error", e); + } + + // GfxInfo does not yet expose a way to iterate through all the adapters. + gfxData.adapters.push(getGfxAdapter("")); + gfxData.adapters[0].GPUActive = true; + + // If we have a second adapter add it to the gfxData.adapters section. + let hasGPU2 = getGfxField("adapterDeviceID2", null) !== null; + if (!hasGPU2) { + this._log.trace("_getGFXData - Only one display adapter detected."); + return gfxData; + } + + this._log.trace("_getGFXData - Two display adapters detected."); + + gfxData.adapters.push(getGfxAdapter("2")); + gfxData.adapters[1].GPUActive = getGfxField("isGPU2Active", null); + + return gfxData; + }, + + /** + * Get the system data in object form. + * @return Object containing the system data. + */ + _getSystem() { + let memoryMB = getSysinfoProperty("memsize", null); + if (memoryMB) { + // Send RAM size in megabytes. Rounding because sysinfo doesn't + // always provide RAM in multiples of 1024. + memoryMB = Math.round(memoryMB / 1024 / 1024); + } + + let virtualMB = getSysinfoProperty("virtualmemsize", null); + if (virtualMB) { + // Send the total virtual memory size in megabytes. Rounding because + // sysinfo doesn't always provide RAM in multiples of 1024. + virtualMB = Math.round(virtualMB / 1024 / 1024); + } + + let data = { + memoryMB, + virtualMaxMB: virtualMB, + cpu: this._getCPUData(), + os: this._getOSData(), + hdd: this._getHDDData(), + gfx: this._getGFXData(), + appleModelId: getSysinfoProperty("appleModelId", null), + hasWinPackageId: getSysinfoProperty("hasWinPackageId", null), + }; + + if (AppConstants.platform === "win") { + // This is only sent for Mozilla produced MSIX packages + let winPackageFamilyName = getSysinfoProperty("winPackageFamilyName", ""); + if ( + winPackageFamilyName.startsWith("Mozilla.") || + winPackageFamilyName.startsWith("MozillaCorporation.") + ) { + data = { winPackageFamilyName, ...data }; + } + data = { ...this._getProcessData(), ...data }; + data.sec = this._getSecurityAppData(); + } else if (AppConstants.platform == "android") { + data.device = this._getDeviceData(); + } + + return data; + }, + + _onEnvironmentChange(what, oldEnvironment) { + this._log.trace("_onEnvironmentChange for " + what); + + // We are already skipping change events in _checkChanges if there is a pending change task running. + if (this._shutdown) { + this._log.trace("_onEnvironmentChange - Already shut down."); + return; + } + + if (ObjectUtils.deepEqual(this._currentEnvironment, oldEnvironment)) { + this._log.trace("_onEnvironmentChange - Environment didn't change"); + return; + } + + for (let [name, listener] of this._changeListeners) { + try { + this._log.debug("_onEnvironmentChange - calling " + name); + listener(what, oldEnvironment); + } catch (e) { + this._log.error( + "_onEnvironmentChange - listener " + name + " caught error", + e + ); + } + } + }, + + reset() { + this._shutdown = false; + }, +}; |